1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c b/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c
index 5eeb0df21f1..9d766966771 100644
--- a/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c
+++ b/src/gallium/state_trackers/wgl/stw_ext_rendertexture.c
@@ -129,6 +129,12 @@ wglBindTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
     * we do here.
     */
 
+   if (!curctx) {
+      debug_printf("No rendering context in wglBindTexImageARB()\n");
+      SetLastError(ERROR_INVALID_OPERATION);
+      return FALSE;
+   }
+
    fb = stw_framebuffer_from_HPBUFFERARB(hPbuffer);
    if (!fb) {
       debug_printf("Invalid pbuffer handle in wglBindTexImageARB()\n");